/* CSS Document  for invisible elements*/
div#nav h1,
div#nav h2,
div#nav h3,
div#nav h4,
div#nav h5,
div#nav h6,
div#nav p,
div#nav li span,
div#header h1,
div#header h2,
div#header h3,
div#header h4,
div#header h5,
div#header h6,
div#header p,
.a11y {display:none;}